14014440521 has 2 divisors, whose sum is σ = 14014440522. Its totient is φ = 14014440520.

The previous prime is 14014440511. The next prime is 14014440533. The reversal of 14014440521 is 12504441041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8971878400 + 5042562121 = 94720^2 + 71011^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14014440521 is a prime.

It is not a weakly prime, because it can be changed into another prime (14014440511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7007220260 + 7007220261.

It is an arithmetic number, because the mean of its divisors is an integer number (7007220261).

Almost surely, 2^14014440521 is an apocalyptic number.

It is an amenable number.

14014440521 is a deficient number, since it is larger than the sum of its proper divisors (1).

14014440521 is an equidigital number, since it uses as much as digits as its factorization.

14014440521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 14014440521 its reverse (12504441041), we get a palindrome (26518881562).

The spelling of 14014440521 in words is "fourteen billion, fourteen million, four hundred forty thousand, five hundred twenty-one".